MPPT Solar regulator 30A , MPPT solar charge controller 30A, for battery charging Description:MPPT solar charge controller, 30A, 12/24V. TRUE MPPT!!! ... for off-grid solar system and control the charging and discharging of the battery, especially suitable for the street light system. The ... MPPT Solar regulator 30A , MPPT solar charge controller 30A, for battery charging